<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        *{margin: 0px;padding: 0px;}
        div{
            background: pink;
        }
        li{
            text-decoration: none;
            width:200px;
            height:200px;
            border: 2px solid red;
            float: left;
        }
    </style>
</head>
<body>
    <div>
        <ul>
            <li>hello world</li>
            <li>hello world</li>
            <li>hello world</li>
            <li>hello world</li>
            <li>hello world</li>
            <li>hello world</li>
        </ul>
    </div>
</body>
</html>